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41. | a composite front when colder air surrounds a mass of warm air and forces it aloft. |
| 冷空气包围了暖气团并使之上升而形成的组合锋。 |
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42. | The windows can keep the cold air out and the warm air in |
| 窗户能阻挡冷空气入内和防止暖空气外流。 |
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43. | a hand-held electric appliance that can blow warm air onto the hair. |
| 能够向头发吹暖风的手握的电器。 |
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44. | In the same instant, a current of warm air came flowing lightly over the plain of snow. |
| 在同一个刹那,雪原上长长地拂来了一股暖流。 |
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45. | A partly enclosed, directly heated surface from which warm air circulates by convection. |
| 对流式加热机一个部分被封闭,暖空气在其直接加热的表面上通过对流进行循环的装置 |
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46. | Unseen, the frail slip of paper was whirling away on the current of warm air; |
| 那张薄薄的纸片就在一阵热风中卷走了; |
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47. | Now what that is doing is just turbo charging warm air into my face. |
| 那玩艺只是把涡轮增压热空气吹到我脸上 |
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48. | Thunderstorm form when a warm air mass is forced by a cold mass at a front. |
| 当暖气团在锋面处受到冷气团的作用时,就会形成雷暴雨。 |
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49. | The gentle flow of warm air gives way to the chilly gust, lashing us. |
| 暖风过后,刺骨的狂风像鞭子抽打一样吹在我们身上。 |
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50. | Warm air blower is a heating apparatus which can get heat when water circling in the diesel engine. |
| 暖风机是利用柴油机循环水的热量给机车司机室供暖的设备。 |
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